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Table 1 Baseline characteristics of study populationa (N = 182)

From: The St. George’s Respiratory Questionnaire as a prognostic factor in IPF

Characteristic

 

Age, y

65.6 ± 8.0

Male gender, N (%)

155 (85.2)

BMI, kg/m2

24.0 ± 3.4

Ever smoking, N (%)

147 (81.9)

Surgical Lung Biopsy, N (%)

97 (53.3)

Arterial blood gas analysis

 PaO2, mmHg

82.0 ± 11.6

Pulmonary function

 FVC, % predicted

79.7 ± 19.1

 FEV1 / FVC

85.2 ± 7.5

 DLco, % predicted (N = 179)

58.2 ± 20.1

Dyspnoea index

 MMRC (0/1/2/3/4)

51 / 74 / 41 / 15 / 1

 BDI (N = 180)

8.9 ± 2.4

6MWT (N = 181)

 6MWD, m

580 ± 136

 SpO2 nadir, %

82.8 ± 9.1

SGRQ score

 Symptom

44.2 ± 22.6

 Activity

40.0 ± 26.1

 Impact

27.7 ± 19.8

 Total

34.5 ± 20.2

  1. BMI body mass index, FVC % predicted percent predicted forced vital capacity; FEV 1 forced expiratory volume in the first second, DL CO % predicted percent predicted diffusion capacity for carbon monoxide, PaO 2 partial pressure for oxygen, 6MWD 6-min walk distance, SpO 2 oxygen saturation by pulse oximetry
  2. aPlus–minus values are means ± SD